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ClinicalTrials.gov public records Last synced Sep 9, 2026, 11:56 PM EDT

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Showing 1–24 of 92 matching trials from the live ClinicalTrials.gov search.
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Conditions
Seizures
Interventions
Retigabine, Placebo
Drug
Lead sponsor
GlaxoSmithKline
Industry
Eligibility
18 Years to 75 Years
Enrollment
539 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2008
U.S. locations
2
States / cities
Bethesda, Maryland • Dallas, Texas
Conditions
Tuberous Sclerosis Complex-associated Refractory Seizures
Interventions
RAD001, Placebo, Antiepileptic drug (1 to 3 only), open label RAD001 (only used for post-extension phase)
Drug
Lead sponsor
Novartis Pharmaceuticals
Industry
Eligibility
2 Years to 65 Years
Enrollment
366 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
22
States / cities
Birmingham, Alabama • Phoenix, Arizona • Los Angeles, California + 18 more
Conditions
Focal Epilepsy, Epilepsy, Refractory Focal Epilepsy, Seizure, Focal Seizure, Focal Onset Seizure
Interventions
RAP-219
Drug
Lead sponsor
Rapport Therapeutics Inc.
Industry
Eligibility
18 Years to 70 Years
Enrollment
30 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025 – 2028
U.S. locations
7
States / cities
Boise, Idaho • Rochester, Minnesota • New York, New York + 4 more
Conditions
Epilepsy
Interventions
Lacosamide, Placebo
Drug · Other
Lead sponsor
UCB Pharma
Industry
Eligibility
4 Years to 16 Years
Enrollment
404 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2017
U.S. locations
13
States / cities
Boulder, Colorado • Orlando, Florida • Tampa, Florida + 10 more
Conditions
Epilepsy
Interventions
USL255
Drug
Lead sponsor
Upsher-Smith Laboratories
Industry
Eligibility
18 Years to 75 Years
Enrollment
210 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2014
U.S. locations
16
States / cities
Phoenix, Arizona • Ventura, California • Gainsville, Florida + 13 more
Conditions
Partial Epilepsies
Interventions
Lacosamide
Drug
Lead sponsor
UCB Pharma
Industry
Eligibility
17 Years and older
Enrollment
461 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
40
States / cities
Irvine, California • Rancho Mirage, California • Clearwater, Florida + 35 more
Conditions
Partial Seizure Disorder, Epilepsy, Seizures
Interventions
topiramate, placebo
Drug
Lead sponsor
Johnson & Johnson Pharmaceutical Research & Development, L.L.C.
Industry
Eligibility
1 Month to 24 Months
Enrollment
118 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2005 – 2007
U.S. locations
47
States / cities
Birmingham, Alabama • Mobile, Alabama • Los Angeles, California + 44 more
Conditions
Epilepsies, Partial
Interventions
Placebo, Pregabalin
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
1 Month to 16 Years
Enrollment
65 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2012
U.S. locations
15
States / cities
Mobile, Alabama • Phoenix, Arizona • Jonesboro, Arkansas + 10 more
Conditions
Epilepsies, Partial
Interventions
Pregabalin
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
1 Month to 16 Years
Enrollment
54 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2007 – 2013
U.S. locations
16
States / cities
Mobile, Alabama • Phoenix, Arizona • Jonesboro, Arkansas + 9 more
Conditions
Partial Epilepsy
Interventions
Botanical extract from Passiflora incarnata
Drug
Lead sponsor
Oregon Health and Science University
Other
Eligibility
18 Years to 70 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2011
U.S. locations
1
States / cities
Portland, Oregon
Conditions
Epilepsy
Interventions
Brivaracetam
Drug
Lead sponsor
UCB Pharma SA
Industry
Eligibility
16 Years and older
Enrollment
26 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2012 – 2016
U.S. locations
6
States / cities
Little Rock, Arkansas • Lexington, Kentucky • New York, New York + 3 more
Conditions
Epilepsy
Interventions
USL255, Placebo
Drug
Lead sponsor
Upsher-Smith Laboratories
Industry
Eligibility
18 Years to 75 Years
Enrollment
249 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2010 – 2013
U.S. locations
19
States / cities
Phoenix, Arizona • Ventura, California • Gainesville, Florida + 16 more
Conditions
Epilepsy, Partial
Interventions
Levetiracetam, Placebo (PB)
Drug · Other
Lead sponsor
UCB Pharma
Industry
Eligibility
4 Years to 16 Years
Enrollment
87 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2004 – 2007
U.S. locations
38
States / cities
Birmingham, Alabama • Phoenix, Arizona • Tucson, Arizona + 35 more
Conditions
Epilepsy
Interventions
Lacosamide
Drug
Lead sponsor
UCB Pharma
Industry
Eligibility
1 Month to 17 Years
Enrollment
47 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2014
U.S. locations
14
States / cities
Sacramento, California • Washington D.C., District of Columbia • Tampa, Florida + 11 more
Conditions
Partial Epilepsy
Interventions
YKP3089
Drug
Lead sponsor
SK Life Science, Inc.
Industry
Eligibility
18 Years to 70 Years
Enrollment
1,345 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2016 – 2022
U.S. locations
39
States / cities
Phoenix, Arizona • Little Rock, Arkansas • Anaheim, California + 32 more
Conditions
Focal Epilepsy
Interventions
ENX-101
Drug
Lead sponsor
Engrail Therapeutics INC
Industry
Eligibility
18 Years to 75 Years
Healthy volunteers
Healthy volunteers not accepted
Timeline
2022 – 2024
U.S. locations
38
States / cities
Phoenix, Arizona • Tucson, Arizona • Downey, California + 31 more
Conditions
Drug Resistant Partial Onset Seizure
Interventions
ganaxolone, Placebo
Drug
Lead sponsor
Marinus Pharmaceuticals
Industry
Eligibility
18 Years and older
Enrollment
405 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2013 – 2016
U.S. locations
33
States / cities
Birmingham, Alabama • Phoenix, Arizona • Sun City, Arizona + 25 more
Conditions
Partial Epilepsies, Partial Onset Seizures
Interventions
lacosamide
Drug
Lead sponsor
UCB BIOSCIENCES, Inc.
Industry
Eligibility
16 Years to 60 Years
Enrollment
97 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
7
States / cities
Phoenix, Arizona • Baltimore, Maryland • Chesterfield, Missouri + 4 more
Conditions
Epilepsy, Complex Partial
Interventions
ganaxolone
Drug
Lead sponsor
Marinus Pharmaceuticals
Industry
Eligibility
18 Years to 55 Years
Enrollment
11 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2009 – 2013
U.S. locations
7
States / cities
Los Angeles, California • Lexington, Kentucky • Albany, New York + 3 more
Conditions
Epilepsies, Partial
Interventions
Placebo, 2400mg SPN-804, 1200mg SPN-804
Drug
Lead sponsor
Supernus Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 65 Years
Enrollment
366 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
23
States / cities
Huntsville, Alabama • Northport, Alabama • Phoenix, Arizona + 20 more
Conditions
Partial Onset Seizures
Interventions
Pregabalin Dose Level 1, Pregabalin Dose Level 2, Placebo
Drug
Lead sponsor
Pfizer's Upjohn has merged with Mylan to form Viatris Inc.
Industry
Eligibility
1 Month to 3 Years
Enrollment
175 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2014 – 2018
U.S. locations
5
States / cities
Orlando, Florida • Tampa, Florida • Houston, Texas + 1 more
Conditions
Seizures
Interventions
CVL-865
Drug
Lead sponsor
AbbVie
Industry
Eligibility
18 Years to 75 Years
Enrollment
105 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
26
States / cities
Little Rock, Arkansas • New Haven, Connecticut • Gulf Breeze, Florida + 22 more
Conditions
Epilepsy
Interventions
Brivaracetam
Drug
Lead sponsor
UCB Pharma
Industry
Eligibility
16 Years to 75 Years
Enrollment
62 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2008 – 2010
U.S. locations
43
States / cities
Little Rock, Arkansas • Garden Grove, California • Loma Linda, California + 40 more
Conditions
Focal Onset Seizures
Interventions
SPN-817, Placebo
Drug
Lead sponsor
Supernus Pharmaceuticals, Inc.
Industry
Eligibility
18 Years to 70 Years
Enrollment
216 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
Port Charlotte, Florida